Home / 403,051,618,472.27-604,579,687,661.25-134,439,861,458.03

Finding the Fourth Proportional to 403,051,618,472.27, 604,579,687,661.25 and 134,439,861,458.03

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Solution

The fourth proportional to 403,051,618,472.27, 604,579,687,661.25 and 134,439,861,458.03 is: 201,660,546,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,051,618,472.27 : 604,579,687,661.25 = 134,439,861,458.03 : x
  2. Step 2: Convert to fraction form
    403,051,618,472.27/604,579,687,661.25 = 134,439,861,458.03/x
  3. Step 3: Cross multiply
    403,051,618,472.27x = 604,579,687,661.25 × 134,439,861,458.03
  4. Step 4: Simplify right side
    403,051,618,472.27x = 81,279,609,449,517,504,528,384
  5. Step 5: Solve for x
    x = 81,279,609,449,517,504,528,384/403,051,618,472.27
  6. Step 6: Final answer
    x = 201,660,546,005.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.